Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
B66B1/02—Control systems without regulation, i.e. without retroactive action
B66B1/06—Control systems without regulation, i.e. without retroactive action electric
B66B1/12—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. handles or levers, located at a control station for direct control movements, e.g. electric mining-hoist control systems
